Updated WWE Night of Champions PPV Card: 4 Matches

Following last night's edition of WWE Raw, here is the updated card for WWE's Night of Champions PPV:

6 Pack Challenge Match For The WWE Title:
-Sheamus (c) vs. Randy Orton vs. John Cena vs. Edge vs. Wade Barrett vs. ?

WWE Diva's/Women's Title Unification Lumberjack Match (The WWE Divas Will Act As Lumberjacks):
-Melina (Diva's Champ) vs. A Member of Team LayCool (Women's Champ).

World Heavyweight Championship Match:
-Kane (c) vs. The Undertaker

Unites States Championship Match:
-The Miz (c) vs. Daniel Bryan